Focus ST Custom Tune ECU Calibration by Tunewerks Fuel:100 octane Follow our staged upgrade path

Follow our staged upgrade path with pre-loaded Off The Shelf (OTS) maps or use custom mapping for any modification level

PRO TIP: When increasing boost pressure and overall performance of your Focus ST

and then to the Accessport

Tunewerks have created Econboost™ ECU Calibrations

Installation instructions are available HERE

Focus ST Custom Tune ECU Calibration by Tunewerks Fuel:100 octane Follow our staged upgrade pathFocus ST Custom Tune Maximize the performance of your Focus ST with a Tunewerks custom and FULLY optimized ECU tune for your Cobb Accessport. Nothing will surpass custom tuning when it comes to increasing the output of your turbocharged hot hatch! With high quality fuel you can expect average peak to peak gains of 20+ WHP and 80+ WTQ compared to the stock ECU calibration. Our test vehicle gained 24 horsepower and 93 ft. lbs. of torque AT THE WHEELS,